* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --gold: #d9b45c; --gold-l: #f3dda0; --gold-d: #a8842f;
  --ink: #080a16; --panel: rgba(16, 20, 42, .72); --panel-2: rgba(20, 25, 52, .86);
  --line: rgba(217, 180, 92, .30); --line-s: rgba(217, 180, 92, .16);
  --txt: #e8e4d8; --sub: #9aa0b8;
  --blue: #7fb6ea; --red: #ff9a9a; --green: #6fd39a;
  --kai: "STKaiti", "KaiTi", "Noto Serif SC", serif;
}
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "SimHei", sans-serif;
  background: var(--ink); color: var(--txt); line-height: 1.6; overflow-x: hidden;
}
body::before {
  content: ""; position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background:
    radial-gradient(70% 55% at 12% 4%, rgba(217, 180, 92, .16), transparent 62%),
    radial-gradient(60% 50% at 92% 18%, rgba(94, 122, 220, .13), transparent 65%),
    linear-gradient(180deg, #080a16 0%, #0b0f1f 40%, #080a16 100%);
}
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
a { color: var(--gold-l); text-decoration: none; }

/* 头部 */
header {
  position: relative; background: rgba(8, 10, 22, .62); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line-s); }
.header-inner { display: flex; align-items: center; gap: 16px; height: 62px; }
.logo { font-size: 18px; font-weight: 800; font-family: var(--kai); letter-spacing: 2px; display: flex; align-items: center; gap: 8px; }
.logo span { background: linear-gradient(180deg, #f7e8bd, #dcb45e 60%, #a8842f); -webkit-background-clip: text; background-clip: text; color: transparent; }
.nav { margin-left: auto; display: flex; gap: 16px; }
.nav a { color: #c9cee0; font-size: 14px; letter-spacing: 1px; padding: 5px 2px; }
.nav a:hover { color: var(--gold-l); }
.nav a.out { color: var(--gold-l); border: 1px solid var(--line); border-radius: 16px; padding: 6px 14px; font-size: 13px; background: rgba(217, 180, 92, .08); }

/* Hero */
.hero { position: relative; margin: 30px 0 10px; min-height: 220px; border-radius: 22px; overflow: hidden; border: 1px solid var(--line-s); box-shadow: 0 24px 60px rgba(0, 0, 0, .6), 0 0 40px rgba(217, 180, 92, .08); background: linear-gradient(120deg, #0e1226, #10142a); }
.hero-bg { position: absolute; inset: 0; background: radial-gradient(80% 120% at 80% 10%, rgba(217, 180, 92, .18), transparent 60%); }
.hero-txt { position: relative; z-index: 2; padding: 50px 48px; }
.hero-kicker { display: inline-flex; align-items: center; gap: 10px; font-size: 12px; letter-spacing: 6px; color: var(--gold-l); padding: 6px 16px; border-radius: 16px; border: 1px solid var(--line); background: rgba(217, 180, 92, .10); }
.hero-txt h1 { margin-top: 16px; font-family: var(--kai); font-size: clamp(30px, 5vw, 48px); letter-spacing: 7px; color: #fff; text-shadow: 0 4px 26px rgba(0, 0, 0, .8), 0 0 46px rgba(217, 180, 92, .22); }
.hero-txt p { margin-top: 12px; font-size: 14.5px; letter-spacing: 2px; color: #ded6c2; }

/* 卡片 */
main { padding: 26px 0 40px; }
.sec-title { font-family: var(--kai); font-size: clamp(22px, 3vw, 30px); letter-spacing: 5px; font-weight: 700; padding-left: 16px; margin: 38px 0 16px; position: relative; background: linear-gradient(180deg, #f7e8bd, #dcb45e 58%, #a8842f); -webkit-background-clip: text; background-clip: text; color: transparent; }
.sec-title::before { content: ""; position: absolute; left: 0; top: 8%; bottom: 8%; width: 5px; border-radius: 4px; background: linear-gradient(180deg, #f3dda0, #a8842f); }

.contact-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 16px; }
.ct-card { position: relative; background: var(--panel); border: 1px solid var(--line-s); border-radius: 16px; padding: 22px 24px; backdrop-filter: blur(8px); transition: transform .25s, border-color .25s, box-shadow .25s; overflow: hidden; }
.ct-card::before { content: ""; position: absolute; top: 0; left: -80%; width: 55%; height: 100%; background: linear-gradient(105deg, transparent, rgba(243, 221, 160, .10), transparent); transition: left .7s; pointer-events: none; }
.ct-card:hover { transform: translateY(-5px); border-color: rgba(217, 180, 92, .5); box-shadow: 0 14px 34px rgba(0, 0, 0, .5), 0 0 24px rgba(217, 180, 92, .12); }
.ct-card:hover::before { left: 130%; }
.ct-ico { font-size: 30px; margin-bottom: 10px; }
.ct-card h3 { font-size: 17px; color: #f2ecd9; letter-spacing: 1px; margin-bottom: 4px; }
.ct-card .ct-sub { font-size: 12.5px; color: var(--sub); margin-bottom: 12px; }
.ct-val { font-size: 20px; font-weight: 800; color: var(--gold-l); letter-spacing: 1px; word-break: break-all; }
.ct-row { display: flex; align-items: center; gap: 12px; }
.ct-copy { margin-top: 14px; display: inline-flex; align-items: center; gap: 7px; cursor: pointer; font-size: 13px; color: var(--gold-l); border: 1px solid var(--line); border-radius: 20px; padding: 7px 16px; transition: all .2s; }
.ct-copy:hover { background: rgba(217, 180, 92, .18); border-color: var(--gold); }
.socials { display: flex; flex-direction: column; gap: 0; }
.social-row { display: flex; align-items: center; gap: 12px; padding: 11px 0; border-top: 1px dashed var(--line-s); }
.social-row:first-child { border-top: none; }
.social-ico { font-size: 22px; width: 30px; text-align: center; }
.social-name { font-size: 14px; color: var(--txt); font-weight: 600; }
.social-handle { font-size: 13px; color: var(--gold-l); font-weight: 700; }
.copy-tip { position: fixed; left: 50%; bottom: 40px; transform: translateX(-50%) translateY(20px); background: rgba(16, 20, 42, .95); color: var(--gold-l); border: 1px solid var(--line); padding: 10px 22px; border-radius: 22px; font-size: 14px; opacity: 0; pointer-events: none; transition: all .3s; z-index: 99; }
.copy-tip.show { opacity: 1; transform: translateX(-50%) translateY(0); }

footer { margin-top: 40px; padding: 30px 0; text-align: center; border-top: 1px solid var(--line-s); color: var(--sub); font-size: 13px; }
.footer-links a { color: var(--gold-l); margin: 0 6px; }

@media (max-width: 760px) {
  .wrap { padding: 0 12px; }
  .hero-txt { padding: 36px 24px; }
  .ct-card { padding: 18px 18px; }
}